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Last modified by Admin on 2025/04/09 12:34
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16 16  
17 17  [[image:1732201986070-992.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="290" width="272"]]
18 18  
19 -A list of available **discrete input assignments **is available in [[Input signals>>doc:Battery management systems.Additional information.1\. Battery controllers\: signals and errors.WebHome||anchor="HInputsignals"]].
19 +**Discrete inputs** in this section:
20 20  
21 -If the "Signal from the battery cover" assignment is selected, the discrete input is used to monitor the state of the battery cover (see [[Battery cover protection>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HBatterycoverprotection"]]).
21 +* No input;
22 +* Battery cover – a signal from the battery cover trailer;
23 +* Charger connected – a signal from the charger connector;
24 +* Power up/down request – a signal from the external power monitor which is used for proper powering BMS up or down;
25 +* Inhibit charging – a command to open the charging relay;
26 +* Inhibit discharging – a command to open the discharging relay;
27 +* CH contactor feedback – a feedback signal from the charging contactor;
28 +* DCH contactor feedback – a feedback signal from the discharging contactor;
29 +* Insulation status – a signal from an external insulation monitoring device;
30 +* Charge request – a request for closing the charging contactor;
31 +* Precharge request – a request for closing the precharging contactor;
32 +* Discharge request – a request for closing the discharging contactor;
33 +* PCH contactor feedback – a feedback signal from the precharging contactor;
34 +* CH/DCH contactor feedback – a feedback signal from the charging/discharging contactor;
35 +* Main contactor feedback – a feedback signal from the main contactor.
22 22  
23 -if the "Charger connected" assignment is selected, the discrete input is involved in the algorithms of charge and discharge control (see [[Charge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]] and [[Discharge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
37 +If the "Signal from the battery cover" assignment is selected, the discrete input is used to monitor the state of the battery cover (see [[Battery cover protection>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HBatterycoverprotection"]]).
24 24  
25 -If the "Power up/down request" assignment is selected, the discrete input is involved in the algorithms of opening the charging and discharging relays and sending acknowledgment of power down to the external equipment (see [[Charge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]] and [[Discharge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
39 +if the "Charger connected" assignment is selected, the discrete input is involved in the algorithms of charge and discharge control (see [[Charge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]] and [[Discharge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
26 26  
41 +If the "Power up/down request" assignment is selected, the discrete input is involved in the algorithms of opening the charging and discharging relays and sending acknowledgment of power down to the external equipment (see [[Charge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]] and [[Discharge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
42 +
27 27  If the “Inhibit charging” assignment is selected, the discrete input is used to open the charging relay.
28 28  
29 29  If the “Inhibit discharging” assignment is selected, the discrete input is used to open the discharging relay.
30 30  
31 -If the “CH contactor feedback”, “DCH contactor feedback”, “PCH contactor feedback”, “CH/DCH contactor feedback” or “Main contactor feedback” assignment is selected, the discrete input is involved in monitoring the corresponding contactor’s feedback signal (see [[Contactor feedback check>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HContactorfeedbackcheck"]]).
47 +If the “CH contactor feedback”, “DCH contactor feedback”, “PCH contactor feedback”, “CH/DCH contactor feedback” or “Main contactor feedback” assignment is selected, the discrete input is involved in monitoring the corresponding contactor’s feedback signal (see [[Contactor feedback check>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HContactorfeedbackcheck"]]).
32 32  
33 -If the “Charge request”, “Precharge request” or “Discharge request” assignment is selected, the discrete input is used to control opening the corresponding contactor (see [[Charge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]] and [[Discharge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
49 +If the “Charge request”, “Precharge request” or “Discharge request” assignment is selected, the discrete input is used to control opening the corresponding contactor (see [[Charge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]] and [[Discharge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
34 34  
35 -If the “Insulation status” assignment is selected, the discrete input is used to monitor a signal from an external insulation monitoring device (see [[Insulation monitoring>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HInsulationmonitoring"]]).
51 +If the “Insulation status” assignment is selected, the discrete input is used to monitor a signal from an external insulation monitoring device (see [[Insulation monitoring>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HInsulationmonitoring"]]).
36 36  
37 37  
38 38  **Analog inputs** in this section:
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54 54  
55 55  (% class="box warningmessage" %)
56 56  (((
57 -**Important**: the connection of an additional current sensor (AUX) is possible for special hardware revision of the BMS Main 2.x board. Using an additional current sensor is possible in the configuration when BMS Main serves two galvanically isolated cell series (see [[Series balancing>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.4 Battery parameters.WebHome||anchor="HSeriesbalancing"]]).
73 +**Important**: the connection of an additional current sensor (AUX) is possible for special hardware revision of the BMS Main 2.x board. Using an additional current sensor is possible in the configuration when BMS Main serves two galvanically isolated cell series (see [[Series balancing>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.4 Battery parameters.WebHome||anchor="HSeriesbalancing"]]).
58 58  )))
59 59  
60 60  (% class="box warningmessage" %)
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129 129  
130 130  In this section:
131 131  
132 -* Type – type of temperature sensors;
133 -* Mask – mask to ignore the temperature from the corresponding temperature sensors; bit //i// corresponds to temperature input //#(i+1)// of each BMS Logic device; mask 0x5 means that the BMS marks all temperature sensors connected to inputs #1 and #3 of each BMS Logic device as missing and doesn't use them in calculations.
148 +* Type – type of temperature sensors.
149 +* Mask -
134 134  
135 135  (% class="box infomessage" %)
136 136  (((
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159 159  
160 160  [[image:1732205046156-597.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="346" width="295"]]
161 161  
162 -A list of available **discrete output assignments **is available in [[Internal signals>>doc:Battery management systems.Additional information.1\. Battery controllers\: signals and errors.WebHome||anchor="HInternalsignals"]].
178 +**Discrete outputs** in this section:
163 163  
164 -If the "Low SOC" assignment is selected, the output indicates the low battery charge level (see [[Low SOC signal>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HLowSOCsignal"]]).
180 +* No output;
181 +* Low SOC;
182 +* High charging current;
183 +* Cooler;
184 +* Heater;
185 +* Allow charging;
186 +* Precharging;
187 +* Acknowledgement of power down;
188 +* Power up;
165 165  
166 -If the "High battery charge current" assignment is selected, the output indicates that the charging current exceeds the predefined value (see [[High charging current signal>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HHighchargingcurrentsignal"]]).
190 +If the "Low SOC" assignment is selected, the output indicates the low battery charge level (see [[Low SOC signal>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HLowSOCsignal"]]).
167 167  
168 -If the "Cooler" assignment is selected, the output indicates the overheating of the battery (see [[High temperature protection>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HHightemperatureprotection"]]).
192 +If the "High battery charge current" assignment is selected, the output indicates that the charging current exceeds the predefined value (see [[High charging current signal>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HHighchargingcurrentsignal"]]).
169 169  
170 -If the "Heater" assignment is selected, the output indicates the low battery temperature signal (see [[Low temperature protection>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HLowtemperatureprotection"]]).
194 +If the "Cooler" assignment is selected, the output indicates the overheating of the battery (see [[High temperature protection>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HHightemperatureprotection"]]).
171 171  
172 -If the "Allow charging" assignment is selected, the output is used to give the charger the allowance to charge the battery (see [[Charge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]]).
196 +If the "Heater" assignment is selected, the output indicates the low battery temperature signal (see [[Low temperature protection>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HLowtemperatureprotection"]]).
173 173  
174 -If the "Precharging" assignment is selected, the output is used to charge the capacitive load (see [[Discharge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
198 +If the "Allow charging" assignment is selected, the output is used to give the charger the allowance to charge the battery (see [[Charge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]]).
175 175  
176 -If the "Acknowledgement of power down" assignment is selected, the output is used to acknowledge power down of the BMS. Acknowledgement is outputted when the charge and discharge relays have been opened on power down request (see [[Charge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]] and [[Discharge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
200 +If the "Precharging" assignment is selected, the output is used to charge the capacitive load (see [[Discharge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
177 177  
178 -If the "Power up" assignment is selected, the output is used to indicate the power status of BMS (see [[Power down control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HPowerdowncontrol"]]).
202 +If the "Acknowledgement of power down" assignment is selected, the output is used to acknowledge power down of the BMS. Acknowledgement is outputted when the charge and discharge relays have been opened on power down request (see [[Charge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]] and [[Discharge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
179 179  
204 +If the "Power up" assignment is selected, the output is used to indicate the power status of BMS (see [[Power down control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HPowerdowncontrol"]]).
180 180  
181 -A list of available **relay assignments **is available in [[Internal signals>>doc:Battery management systems.Additional information.1\. Battery controllers\: signals and errors.WebHome||anchor="HInternalsignals"]].
182 182  
183 -If the "Charging" assignment is selected, the relay is used to charge the battery (see [[Charge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]]).
207 +**Relay assignments** in this section:
184 184  
185 -If the "Discharging" assignment is selected, the relay is used to connect battery to the load (see [[Discharge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
209 +* No relay;
210 +* Charging;
211 +* Discharging;
212 +* Allow charging;
213 +* Cooler;
214 +* Heater;
215 +* Precharging;
216 +* Balancing series 1;
217 +* Balancing series 2;
218 +* Discharging (AUX);
219 +* Main contactor;
220 +* Power up.
186 186  
187 -If the "Allow charging" assignment is selected, the relay is used to give the charger an allowance to charge the battery (see [[Charge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]]).
222 +If the "Charging" assignment is selected, the relay is used to charge the battery (see [[Charge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]]).
188 188  
189 -If the "Cooler" assignment is selected, the relay receives a signal indicating overheating of the battery (see [[High temperature protection>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HHightemperatureprotection"]]) or the signal "Cooler" (see [[Cooler control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HCoolercontrol"]]).
224 +If the "Discharging" assignment is selected, the relay is used to connect battery to the load (see [[Discharge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
190 190  
191 -If the "Heater" assignment is selected, a low battery temperature signal is outputted to the relay (see [[Low temperature protection>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HLowtemperatureprotection"]]) or a signal "Heater" (see [[Heater control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HHeatercontrol"]]).
226 +If the "Allow charging" assignment is selected, the relay is used to give the charger an allowance to charge the battery (see [[Charge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HChargecontrol"]]).
192 192  
193 -If the "Precharging" assignment is selected, the relay is used to charge the capacitive load (see [[Discharge control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
228 +If the "Cooler" assignment is selected, the relay receives a signal indicating overheating of the battery (see [[High temperature protection>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HHightemperatureprotection"]]) or the signal "Cooler" (see [[Cooler control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HCoolercontrol"]]).
194 194  
195 -If the "Balancing series 1" assignment is selected, the relay is used to connect a balancing resistor to the cell series 1 (see [[Series balancing>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.4 Battery parameters.WebHome||anchor="HSeriesbalancing"]]).
230 +If the "Heater" assignment is selected, a low battery temperature signal is outputted to the relay (see [[Low temperature protection>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HLowtemperatureprotection"]]) or a signal "Heater" (see [[Heater control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HHeatercontrol"]]).
196 196  
197 -If the "Balancing series 2" assignment is selected, the relay is used to connect a balancing resistor to the cell series 2 (see [[Series balancing>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.4 Battery parameters.WebHome||anchor="HSeriesbalancing"]]).
232 +If the "Precharging" assignment is selected, the relay is used to charge the capacitive load (see [[Discharge control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischargecontrol"]]).
198 198  
199 -If the "Discharging (AUX)" assignment is selected, the relay is used to power external equipment (see [[Discharging (AUX) control>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischarging(AUX)control"]]).
234 +If the "Balancing series 1" assignment is selected, the relay is used to connect a balancing resistor to the cell series 1 (see [[Series balancing>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.4 Battery parameters.WebHome||anchor="HSeriesbalancing"]]).
200 200  
236 +If the "Balancing series 2" assignment is selected, the relay is used to connect a balancing resistor to the cell series 2 (see [[Series balancing>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.4 Battery parameters.WebHome||anchor="HSeriesbalancing"]]).
237 +
238 +If the "Discharging (AUX)" assignment is selected, the relay is used to power external equipment (see [[Discharging (AUX) control>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.5 Battery control.WebHome||anchor="HDischarging(AUX)control"]]).
239 +
201 201  If the "Main contactor" assignment is selected, the relay is used to close the main contactor in the common (minus) power bus.
202 202  
203 203  If the "Power up" assignment is selected, the relay is used to close the contactor in the BMS Main power bus.
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